import java.sql.SQLOutput;
import java.util.Scanner;//导入包

//TIP To <b>Run</b> code, press <shortcut actionId="Run"/> or
// click the <icon src="AllIcons.Actions.Execute"/> icon in the gutter.
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);//准备工作
        int n = sc.nextInt();//通过变量来读入一个整数
        System.out.println(n);
        }
    }
